| Seia to Idar-Oberstein | 970.88 mi (1,562.48 km) |
| Seia to Idstein | 1,026.08 mi (1,651.31 km) |
| Seia to Illertissen | 1,027.33 mi (1,653.33 km) |
| Seia to Illingen | 947.94 mi (1,525.56 km) |
| Seia to Ilmenau | 1,141.00 mi (1,836.25 km) |
| Seia to Ilsede | 1,176.12 mi (1,892.79 km) |
| Seia to Ilsenburg | 1,177.07 mi (1,894.32 km) |
| Seia to Ilsfeld | 1,019.80 mi (1,641.21 km) |
| Seia to Ilvesheim | 1,008.30 mi (1,622.70 km) |
| Seia to Immenstadt im Allgau | 1,014.88 mi (1,633.30 km) |
| Seia to Ingelheim | 1,008.42 mi (1,622.90 km) |
| Seia to Ingolstadt | 1,098.93 mi (1,768.55 km) |
| Seia to Iserlohn | 1,054.01 mi (1,696.27 km) |
| Seia to Isernhagen-Sud | 1,172.26 mi (1,886.57 km) |
| Seia to Ismaning | 1,094.61 mi (1,761.60 km) |
